Bread bin



FIG. 1 is a top front left side perspective view of a bread bin showing my new design;

FIG. 2 is a right side elevational view thereof, with the left side being a mirror image thereof;

FIG. 3 is a top plan view thereof; and,

FIG. 4 is a front elevational view thereof. 

The ornamental design for a bread bin, as shown and described. 